include/wx/msw/pen.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        pen.h
   3 // Purpose:     wxPen class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PEN_H_
  13 #define _WX_PEN_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "pen.h"
  17 #endif
  18
  19 #include "wx/gdiobj.h"
  20
  21 typedef    WXDWORD  wxDash ;
  22
  23 class WXDLLEXPORT wxPen;
  24
  25 class WXDLLEXPORT wxPenRefData: public wxGDIRefData
  26 {
  27     friend class WXDLLEXPORT wxPen;
  28 public:
  29     wxPenRefData(void);
  30     wxPenRefData(const wxPenRefData& data);
  31     ~wxPenRefData(void);
  32
  33 protected:
  34   int           m_width;
  35   int           m_style;
  36   int           m_join ;
  37   int           m_cap ;
  38   wxBitmap      m_stipple ;
  39   int           m_nbDash ;
  40   wxDash *      m_dash ;
  41   wxColour      m_colour;
  42   WXHPEN        m_hPen;
  43 };
  44
  45 #define M_PENDATA ((wxPenRefData *)m_refData)
  46
  47 // Pen
  48 class WXDLLEXPORT wxPen: public wxGDIObject
  49 {
  50   DECLARE_DYNAMIC_CLASS(wxPen)
  51 public:
  52   wxPen(void);
  53   wxPen(const wxColour& col, int width, int style);
  54   wxPen(const wxString& col, int width, int style);
  55   wxPen(const wxBitmap& stipple, int width);
  56   inline wxPen(const wxPen& pen) { Ref(pen); }
  57   inline wxPen(const wxPen* pen) { if (pen) Ref(*pen); }
  58   ~wxPen(void);
  59
  60   inline wxPen& operator = (const wxPen& pen) { if (*this == pen) return (*this); Ref(pen); return *this; }
  61   inline bool operator == (const wxPen& pen) { return m_refData == pen.m_refData; }
  62   inline bool operator != (const wxPen& pen) { return m_refData != pen.m_refData; }
  63
  64   virtual bool Ok(void) const { return (m_refData != NULL) ; }
  65
  66   // Override in order to recreate the pen
  67   void SetColour(const wxColour& col) ;
  68   void SetColour(const wxString& col)  ;
  69   void SetColour(const unsigned char r, const unsigned char g, const unsigned char b)  ;
  70
  71   void SetWidth(int width)  ;
  72   void SetStyle(int style)  ;
  73   void SetStipple(const wxBitmap& stipple)  ;
  74   void SetDashes(int nb_dashes, const wxDash *dash)  ;
  75   void SetJoin(int join)  ;
  76   void SetCap(int cap)  ;
  77
  78   inline wxColour& GetColour(void) const { return (M_PENDATA ? M_PENDATA->m_colour : wxNullColour); };
  79   inline int GetWidth(void) const { return (M_PENDATA ? M_PENDATA->m_width : 0); };
  80   inline int GetStyle(void) const { return (M_PENDATA ? M_PENDATA->m_style : 0); };
  81   inline int GetJoin(void) const { return (M_PENDATA ? M_PENDATA->m_join : 0); };
  82   inline int GetCap(void) const { return (M_PENDATA ? M_PENDATA->m_cap : 0); };
  83   inline int GetDashes(wxDash **ptr) const {
  84      *ptr = (M_PENDATA ? M_PENDATA->m_dash : NULL); return (M_PENDATA ? M_PENDATA->m_nbDash : 0);
  85   }
  86
  87   inline wxBitmap *GetStipple(void) const { return (M_PENDATA ? (& M_PENDATA->m_stipple) : NULL); };
  88
  89   // Internal
  90   bool RealizeResource(void);
  91   bool FreeResource(bool force = FALSE);
  92   WXHANDLE GetResourceHandle(void) ;
  93   bool IsFree(void);
  94   void Unshare();
  95 };
  96
  97 int wx2msPenStyle(int wx_style);
  98
  99 #endif
 100     // _WX_PEN_H_